[e40502]: script.module.validictory / lib / validictory / __init__.py Maximize Restore History

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__init__.py    49 lines (41 with data), 1.8 kB

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#!/usr/bin/env python
from validictory.validator import SchemaValidator, ValidationError, SchemaError
__all__ = ['validate', 'SchemaValidator', 'ValidationError', 'SchemaError']
__version__ = '0.8.3'
def validate(data, schema, validator_cls=SchemaValidator,
format_validators=None, required_by_default=True,
blank_by_default=False):
'''
Validates a parsed json document against the provided schema. If an
error is found a :class:`ValidationError` is raised.
If there is an issue in the schema a :class:`SchemaError` will be raised.
:param data: python data to validate
:param schema: python dictionary representing the schema (see
`schema format`_)
:param validator_cls: optional validator class (default is
:class:`SchemaValidator`)
:param format_validators: optional dictionary of custom format validators
:param required_by_default: defaults to True, set to False to make
``required`` schema attribute False by default.
'''
v = validator_cls(format_validators, required_by_default, blank_by_default)
return v.validate(data, schema)
if __name__ == '__main__':
import sys
import json
if len(sys.argv) == 2:
if sys.argv[1] == "--help":
raise SystemExit("%s SCHEMAFILE [INFILE]" % (sys.argv[0],))
schemafile = open(sys.argv[1], 'rb')
infile = sys.stdin
elif len(sys.argv) == 3:
schemafile = open(sys.argv[1], 'rb')
infile = open(sys.argv[2], 'rb')
else:
raise SystemExit("%s SCHEMAFILE [INFILE]" % (sys.argv[0],))
try:
obj = json.load(infile)
schema = json.load(schemafile)
validate(obj, schema)
except ValueError as e:
raise SystemExit(e)